.puzzle-intro{padding:30px 8px 26px}.puzzle-intro h1{color:var(--color-primary-dark);align-items:center;gap:12px;margin:4px 0 8px;font-size:clamp(1.65rem,4vw,2.25rem);display:flex}.puzzle-intro>p:last-child{color:var(--color-muted)}.puzzle-layout{grid-template-columns:minmax(0,1fr) 300px;align-items:start;gap:24px;display:grid}.puzzle-game-body{padding:22px}.puzzle-stats{justify-content:space-between;gap:16px;width:min(100%,560px);margin:0 auto 16px;display:flex}.puzzle-stats>div{align-items:center;gap:14px;display:flex}.puzzle-stats span{color:var(--color-muted);font-size:.8rem}.puzzle-stats strong{font-variant-numeric:tabular-nums;color:var(--color-primary-dark);font-size:1.7rem;line-height:1.2}.puzzle-frame{aspect-ratio:1;border:5px solid var(--color-silver);border-radius:var(--radius-small);background:var(--color-mint);width:min(100%,560px);margin-inline:auto;position:relative;box-shadow:0 2px 8px #315e4820}.puzzle-board{background:#e0e9e1;grid-template-rows:repeat(4,minmax(0,1fr));grid-template-columns:repeat(4,minmax(0,1fr));width:100%;height:100%;display:grid}.puzzle-cell{aspect-ratio:1;min-width:0;min-height:0}.puzzle-tile{background-image:var(--puzzle-image);cursor:pointer;touch-action:manipulation;-webkit-tap-highlight-color:transparent;background-repeat:no-repeat;background-size:400% 400%;border:1px solid #ffffffa8;border-radius:0;padding:0;position:relative}.puzzle-tile[aria-disabled=false]{box-shadow:inset 0 0 0 2px #ffffff65}.puzzle-tile:focus-visible{z-index:1;outline-offset:-4px;outline-color:#163c2a}.puzzle-tile-number{color:#204533;width:23px;height:23px;font:700 .8rem/1 var(--font-body);background:#fffffff0;border-radius:4px;place-items:center;display:grid;position:absolute;top:4px;left:4px;box-shadow:0 1px 3px #20453330}.puzzle-board.hide-numbers .puzzle-tile-number{display:none}.puzzle-blank{color:#315e4850;background:radial-gradient(#b9cbbf 1px, transparent 1px) 0 0 / 8px 8px, var(--color-mint);place-items:center;font-size:2rem;display:grid}.puzzle-completed-image{object-fit:contain;width:100%;height:100%;animation:.35s ease-out puzzle-reveal;position:absolute;inset:0}.puzzle-completed-image[hidden]{display:none}.puzzle-board.is-complete{visibility:hidden}.puzzle-status{text-align:center;min-height:1.8em;color:var(--color-primary-dark);margin:15px 0;font-weight:700}.puzzle-save-note{text-align:center;color:var(--color-muted);margin:0 0 14px;font-size:.875rem}.puzzle-controls{flex-wrap:wrap;justify-content:center;gap:10px;display:flex}.puzzle-controls .button{min-height:44px;padding-inline:16px;font-size:.875rem}.puzzle-controls button:disabled{opacity:.6;cursor:wait}.puzzle-aside{gap:20px;min-width:0;display:grid}.puzzle-aside .section-heading h2{font-size:1.15rem}.puzzle-aside .section-caption{font-size:.75rem}.puzzle-help p+p{margin-top:12px}.puzzle-key-help,.puzzle-local-note{color:var(--color-muted);font-size:.875rem}.puzzle-number-toggle{cursor:pointer;align-items:center;gap:10px;min-height:44px;margin-top:12px;display:flex}.puzzle-number-toggle input{width:20px;height:20px;accent-color:var(--color-primary)}.puzzle-best{margin:0 0 14px}.puzzle-best>div{justify-content:space-between;align-items:baseline;gap:12px;display:flex}.puzzle-best dt{color:var(--color-muted);font-size:.8rem}.puzzle-best dd{font-variant-numeric:tabular-nums;color:var(--color-primary-dark);margin:0;font-size:1.5rem;font-weight:700}.puzzle-small-note{color:var(--color-primary);justify-content:center;align-items:center;gap:16px;padding:10px;font-size:.9375rem;display:flex}.puzzle-back{justify-content:center;align-items:center;min-height:44px;display:flex}.puzzle-dialog{border:1px solid var(--color-border);border-radius:var(--radius-panel);background:var(--color-surface);width:min(92vw,640px);max-height:90dvh;color:var(--color-text);padding:16px;overflow:auto}.puzzle-dialog::backdrop{background:#163323a6}.puzzle-dialog-heading{justify-content:space-between;align-items:center;gap:16px;margin-bottom:12px;display:flex}.puzzle-dialog h2{font-size:1.2rem}.puzzle-dialog img{object-fit:contain;width:100%;max-height:65dvh;display:block}.puzzle-dialog>p{text-align:center;margin-top:10px;font-size:.875rem}.puzzle-noscript{margin-top:16px}@keyframes puzzle-reveal{0%{opacity:.3}to{opacity:1}}@media (hover:hover){.puzzle-tile[aria-disabled=false]:hover{filter:brightness(1.09)}}@media (width<=900px){.puzzle-layout{grid-template-columns:1fr}.puzzle-aside{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=600px){.puzzle-intro{padding:24px 3px 20px}.puzzle-intro h1{gap:9px}.puzzle-intro h1 svg{width:28px}.puzzle-game-body{padding:16px 10px}.puzzle-frame{border-width:3px}.puzzle-stats{gap:10px}.puzzle-stats>div{display:block}.puzzle-stats>div:last-child{text-align:right}.puzzle-stats span{display:block}.puzzle-stats strong{font-size:1.5rem}.puzzle-controls{grid-template-columns:1fr 1fr;gap:8px;display:grid}.puzzle-controls .button{padding-inline:8px;font-size:.8125rem}.puzzle-controls [data-change]{grid-column:1/-1}.puzzle-aside{grid-template-columns:1fr;gap:16px}.puzzle-tile-number{width:21px;height:21px;font-size:.75rem;top:3px;left:3px}}